I-20 over M-9131 LANGHORN STREET


+33.74646, -84.43050
33°44'47" N, 84°25'50" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-20 over M-9131 LANGHORN STREET
Structure number:000000012101750
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:68.9 ft. [21.0 m]
Total length:296.9 ft. [90.5 m]
Roadway width between curbs:116.1 ft. [35.4 m]
Deck width edge-to-edge:119.4 ft. [36.4 m]
Vertical clearance below bridge:17.4 ft. [5.3 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:1981
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:5
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:125,120 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:25.7 tons [23.4 metric tons]
Sufficiency rating:73.2
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$4,589,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201573.2FairGoodVery GoodSatisfactory-125120
July 201373.2FairGoodGoodSatisfactory-125120
July 201174.2FairGoodGoodSatisfactory-157010
September 200974.2FairGoodGoodSatisfactory-157010
February 200874.2FairGoodGoodSatisfactory-157010
August 200574.2FairGoodGoodSatisfactory-183950
August 200374.2FairGoodGoodSatisfactory-185500
September 200174.2FairGoodGoodSatisfactory-127670
May 199973.2FairGoodGoodSatisfactory-127670
November 199683.0FairGoodGoodSatisfactory-127670
September 199484.0FairGoodGoodSatisfactory-127670
August 199284.0GoodGoodGoodGood-127670
August 199084.0GoodGoodGoodGood-109140

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.6,2396,239000
Steel Protective Coatingsq. ft.54,84254,842000
Reinforced Concrete Decksq. ft.35,44435,444000
Reinforced Concrete Columneach2827100
Reinforced Concrete Abutmentlinear ft.240240000
Reinforced Concrete Pier Caplinear ft.480474600
Compression Jointlinear ft.72000360360
Movable Bearingeach105105000
Steel Protective Coatingsq. ft.105105000
Fixed Bearingeach105105000
Steel Protective Coatingsq. ft.105105000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.594594000